CH631316B - Piece d'horlogerie electronique, notamment montre-bracelet electronique. - Google Patents

Piece d'horlogerie electronique, notamment montre-bracelet electronique.

Info

Publication number
CH631316B
CH631316B CH1269678A CH1269678A CH631316B CH 631316 B CH631316 B CH 631316B CH 1269678 A CH1269678 A CH 1269678A CH 1269678 A CH1269678 A CH 1269678A CH 631316 B CH631316 B CH 631316B
Authority
CH
Switzerland
Prior art keywords
crystal
oscillators
mos
synchronizing
watch
Prior art date
Application number
CH1269678A
Other languages
English (en)
Other versions
CH631316GA3 (en
Inventor
Tokumon Ogawa
Original Assignee
Suwa Seikosha Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication of CH631316B publication Critical patent/CH631316B/fr
Application filed by Suwa Seikosha Kk filed Critical Suwa Seikosha Kk
Publication of CH631316GA3 publication Critical patent/CH631316GA3/fr

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Adornments (AREA)
CH1269678A 1977-12-13 1978-12-13 Electronic timepiece, especially electronic wristwatch CH631316GA3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14950377A JPS5481880A (en) 1977-12-13 1977-12-13 Electronic watch

Publications (2)

Publication Number Publication Date
CH631316B true CH631316B (fr)
CH631316GA3 CH631316GA3 (en) 1982-08-13

Family

ID=15476568

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1269678A CH631316GA3 (en) 1977-12-13 1978-12-13 Electronic timepiece, especially electronic wristwatch

Country Status (3)

Country Link
JP (1) JPS5481880A (fr)
CH (1) CH631316GA3 (fr)
DE (1) DE2852969A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372947U (fr) * 1986-10-30 1988-05-16

Also Published As

Publication number Publication date
DE2852969A1 (de) 1979-08-09
CH631316GA3 (en) 1982-08-13
JPS5481880A (en) 1979-06-29

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